Four freshwater mussel valves (one complete freshwater specimen and two partials). The exteriors are dark brown, brown, and tan in color with and a thick periostracum that is flaking due to wear. The interiors are an iridescent, silver to white nacre. The auriform shaped shells are elongated and covered with growth lines, striations, and pronounced costae. The shells have moderately sized muscle scars, large hinge teeth, and rounded anterior and squared posterior edges.